sandidge



DEFENSIVE PUBLICATION UNITED STATES PATENT OFFICE Published at therequest of the applicant or owner in accordance with the Notice of Dec.16, 1969, 869 O.G. 6S7. lhe abstracts of Defensive Publicationapplications are identified by distinctly numbered series and arearranged chronologically. The heading of each abstract indicates thenumber of pages of specification. including claims and sheets ofdrawings contained in the application as originally filed. The files ofthese applications are available to the public for inspection andreproduction may be purchased for 30 cents a sheet.

Defensive Publication applications have not been examined as to themerits of alleged invention. The Patent Oflice makes no assertion as tothe novelty of the disclosed subject matter.

PUBLISHED APRIL 21, 1970 T873,010 HOT MELT APPLICATOR AND SEAM COOLING'Charles E. Sandidge, P.O. Box 511, Kingsport, Tenn. 37662 Filed Mar. 6,1969, Ser. No. 804,879 Int. Cl. B31b 1/6'2; B31c 5 /00; B65b 13/32 US.Cl. 93-1 2 Sheets Drawing. 12 Pages Specification An applicator forproviding a strip of hot melt adhesive (32) along a continuouslyadvancing substrate (12) to form a seam. Apparatus is provided having anozzle (40) which includes an orifice (44) and an edge portion adaptedto deposit a bead of hot melt and immediately spread the bead along atautly supported marginal portion of the continuously advancing (15)substrate. The nozzle has a predetermined angular relation with respectto the substrate to which the strip of hot melt is applied. Marginalportions (18) of the substrate are subsequently brought into overlappingposition to form a seam. External cooling means (25) may also be usedfor quickly solidifying the hot melt.

April 21, 1970 c. E. SANDIDGE I HOT MELT APPLICATOR AND SEAM COOLING 2Sheets-Sheet 1 Filed March 6, 1969 CHARLES E SANDIDGE INVENTOR.

ATTORNEY April 1 70 C. E. SANDIDGE T873,010

HO T MELT APPLICATOR AND SEAM COOLING Filed March 6, 1969 2 Sheets-Sheet2 y *2 CHARLES E. SANDIDGE I NVEN'TOR.

ATTORNEY

